InChI=1/C20H22N4O3/c1-14-11-16(21-27-14)12-22-7-9-23(10-8-22)19(25)13-24-15(2)17-5-3-4-6-18(17)20(24)26/h3-6,11H,2,7-10,12-13H2,1H3 593B6669F0DC604F